Youxi County, Fujian Province is the "hometown of Chinese green bamboo." The county produces pollution-free green bamboo shoots agricultural products, bamboo shoots sweet and refreshing, there is the effectiveness of heat and heat. Not only is the shell thin and fleshy, crisp and crisp, sweet and delicious, but also has a unique flavor, sweet taste, and rich nutrition. It has become a green bamboo shoot food that is very popular among urban and rural residents. The county produces 10,000 tons of bamboo shoots each year. The unique "horseshoe green" and "sweet green" bamboo species are special products of Youxi County. Green bamboo shoots can be eaten fresh, can also be processed into sour bamboo shoots, sour bamboo shoots or green bamboo shoots. The "Yuexi Lvsun" collective mark declared by Youxi County was approved by the State Administration for Industry and Commerce and became the first brand of bamboo shoot collective brand and national collective brand.
There is a long history of cultivation of bamboo shoots from Youxi. There are 12 species of bamboo recorded in the “Youxi County Chronicle†property article in 1525 (Jingjing, Jiajing, the Ming Dynasty). The "bamboo genus" of Youxi County (Vol. 4) in 1637 (the 9th year of the Ming Chongzheng) also clearly records "green bamboo." It shows that there is a considerable history of cultivation of bamboo shoots from Youxi.
According to legend, during the Tang Kaiyuan period, there was a row of bamboos in the brook near Youxi County. The lush and lush countryside was often visited by the magistrate during a summer evening on the Zhu Xie poetry. He suddenly saw a deer plunged into the bamboo grove and found it as a deer. "Bamboo" and bamboo are evergreen, and the dialect "deer" and "green" are homonyms. At the same time, "green bamboo" is a god for "deer" and is greatly loved by the people of Youxi. There is evidence of the poem: The riverside is skewed. Before the moon shines in front of me, there are deer in the forest, knowing this bamboo god.
In 2009, after being reviewed by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, it was decided to implement the protection of the national GI products for Youxi Green Bamboo Shoots from April 8, 2009.
protected range
The protection scope of Youxi bamboo shoots GI products is the jurisdiction of Youxi County, Fujian Province.
Special signs use
Producers within the scope of the protection of the GI geographical indication products of Youxi County may apply to the Bureau of Quality and Technical Supervision of Youxi County, Fujian Province for the application of the “Special Marks for Geographical Indication Products†and be examined and verified by the Fujian Provincial Bureau of Quality and Technical Supervision. The General Administration of China announced the approval. The statutory testing agency for Youxi bamboo shoots is designated by the Fujian Provincial Bureau of Quality and Technical Supervision.
Quality and technical requirements
(a) Variety.
Bamboo.
(b) site conditions.
Protected areas with altitude of 300m below the hilly land, rivers and other mountainous red soil or sandy soil, soil pH value 5.0 to 7.0, organic matter content ≥ 2.0%, soil thickness ≥ 50cm.
(c) Cultivation and management.
1, nursery:
(1) Cuttage seedlings: In the spring, the seedlings are selected and the main branches and sub-branches are selected for 1 to 2 years, and cuttings are nursed.
(2) Move seedlings: Select 1 year old Hsinchu seedlings for transplanting.
2. Planting: Before germination from February to March, choose rainy weather for planting. Planting densities range from 625 to 833 plants (hashes) per hectare.
3, bamboo forest management:
(1) Management of young forests: Weeding and topdressing are conducted twice in May and August respectively, mainly organic fertilizer, and about 3000 kg to 5000 kg per hectare.
(2) Forest management:
1 tending, fertilization: one year tending, fertilization three times, fertilization after the cover soil high. The quality of organic fertilizers is mainly mature, from about 12000kg to 15000kg per hectare.
2 Mother bamboo retention: Each bamboo cluster leaves 2 to 4 mother bamboos every year from August to September.
3 old bamboo cutting: spring harvesting more than 3 years old bamboo and dense bamboo, and dig old bamboo poles.
4. Shooting bamboo shoots: When the tip of the bamboo shoot is about 1cm to 2cm in depth or slightly exposed to the soil surface, shoot bamboo shoots with a special spade cutter. When cutting bamboo shoots, more than 2 shoots should be kept in the rest of the crop. After the bamboo shoots are cut, the topsoil should be returned to its original position in time.
5, the original flavor of bamboo shoots processing technology:
(1) Raw material treatment: After bamboo shoots are cut, they should be washed with flowing clean water within 2 hours and stored in a cold water tank at a water temperature of 8°C to 15°C, and processed within the day.
(2) Fixing: Put the raw bamboo shoots into the pot to kill the green, boil and cook for 25 to 45 minutes. After fixing, quickly cool and rinse with cold water.
(3) Finishing:
1 Shelled green bamboo shoots: Repair the old part and keep the cut flat.
2 Shelled green bamboo shoots: Peel off the bamboo shells, bamboo shoots, and trim the rough old part, and require the incision to be smooth.
(4) Sterilization: The product packaging is vacuum sealed. The packaged product is placed in a sterilizing pot, the sterilizing temperature is controlled at 110°C to 121°C, the sterilizing time is 25 to 40 minutes, and the back pressure is cooled to room temperature.
(5) Storage: It should be refrigerated at 3°C ​​to 10°C. The shelf life is 12 months.
6. Environment and safety requirements: The use of pesticides, fertilizers, etc. must comply with the relevant national regulations and must not pollute the environment.
(d) quality characteristics.
1, fresh bamboo shoots:
(1) Sensory characteristics: bamboo shoots are plump and plump, shells are thick and fleshy, bamboo shoots are white, and crude fiber is less. The texture is delicate and crispy, sweet and delicious, and the flavor is unique. The shape is horse-shoe-shaped and the bamboo shoots are pale yellow. Lilac to dark green), shiny.
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